./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 35987657 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5c9842033dff9299e1f2c3536eca5d9c3861e24e2a5442ff6775872586d4a96a --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 23:40:41,500 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 23:40:41,505 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 23:40:41,540 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 23:40:41,540 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 23:40:41,542 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 23:40:41,545 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 23:40:41,548 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 23:40:41,550 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 23:40:41,554 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 23:40:41,565 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 23:40:41,568 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 23:40:41,568 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 23:40:41,570 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 23:40:41,572 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 23:40:41,577 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 23:40:41,578 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 23:40:41,583 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 23:40:41,586 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 23:40:41,591 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 23:40:41,592 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 23:40:41,594 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 23:40:41,595 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 23:40:41,596 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 23:40:41,597 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 23:40:41,604 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 23:40:41,604 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 23:40:41,605 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 23:40:41,606 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 23:40:41,606 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 23:40:41,607 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 23:40:41,607 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 23:40:41,609 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 23:40:41,610 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 23:40:41,611 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 23:40:41,612 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 23:40:41,612 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 23:40:41,613 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 23:40:41,613 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 23:40:41,613 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 23:40:41,614 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 23:40:41,616 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 23:40:41,619 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-07-21 23:40:41,652 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 23:40:41,652 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 23:40:41,653 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 23:40:41,653 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 23:40:41,653 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 23:40:41,654 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 23:40:41,654 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 23:40:41,654 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 23:40:41,654 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 23:40:41,655 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 23:40:41,655 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-21 23:40:41,655 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 23:40:41,655 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 23:40:41,655 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-21 23:40:41,655 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-21 23:40:41,655 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-21 23:40:41,655 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 23:40:41,656 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-21 23:40:41,656 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 23:40:41,656 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 23:40:41,656 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 23:40:41,656 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 23:40:41,656 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 23:40:41,656 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 23:40:41,657 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 23:40:41,657 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-21 23:40:41,657 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-21 23:40:41,657 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c9842033dff9299e1f2c3536eca5d9c3861e24e2a5442ff6775872586d4a96a [2022-07-21 23:40:41,951 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 23:40:41,980 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 23:40:41,984 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 23:40:41,985 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 23:40:41,986 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 23:40:41,988 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2022-07-21 23:40:42,049 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6f7d88d0/5b6d2334eb34490e8ad586fda64a5694/FLAGd6a28b048 [2022-07-21 23:40:42,829 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 23:40:42,830 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2022-07-21 23:40:42,870 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6f7d88d0/5b6d2334eb34490e8ad586fda64a5694/FLAGd6a28b048 [2022-07-21 23:40:43,052 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6f7d88d0/5b6d2334eb34490e8ad586fda64a5694 [2022-07-21 23:40:43,055 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 23:40:43,057 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 23:40:43,059 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 23:40:43,060 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 23:40:43,063 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 23:40:43,063 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 11:40:43" (1/1) ... [2022-07-21 23:40:43,064 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@db3e13a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:40:43, skipping insertion in model container [2022-07-21 23:40:43,064 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 11:40:43" (1/1) ... [2022-07-21 23:40:43,070 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 23:40:43,156 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 23:40:44,792 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i[113333,113346] [2022-07-21 23:40:44,795 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.AssertionError: result.lrVal has to be either HeapLValue or LocalLValue at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.ArrayHandler.handleArraySubscriptExpression(ArrayHandler.java:211) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:713) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:288) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleReturnStatement(FunctionHandler.java:540) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2039) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1470) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-07-21 23:40:44,799 INFO L158 Benchmark]: Toolchain (without parser) took 1741.44ms. Allocated memory is still 65.0MB. Free memory was 46.9MB in the beginning and 33.7MB in the end (delta: 13.2MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2022-07-21 23:40:44,799 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 50.3MB. Free memory was 33.2MB in the beginning and 33.1MB in the end (delta: 37.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 23:40:44,800 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1737.99ms. Allocated memory is still 65.0MB. Free memory was 46.7MB in the beginning and 33.7MB in the end (delta: 13.0MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2022-07-21 23:40:44,801 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 50.3MB. Free memory was 33.2MB in the beginning and 33.1MB in the end (delta: 37.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1737.99ms. Allocated memory is still 65.0MB. Free memory was 46.7MB in the beginning and 33.7MB in the end (delta: 13.0MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: AssertionError: result.lrVal has to be either HeapLValue or LocalLValue de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: AssertionError: result.lrVal has to be either HeapLValue or LocalLValue: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.ArrayHandler.handleArraySubscriptExpression(ArrayHandler.java:211) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5c9842033dff9299e1f2c3536eca5d9c3861e24e2a5442ff6775872586d4a96a --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 23:40:46,572 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 23:40:46,574 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 23:40:46,626 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 23:40:46,626 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 23:40:46,628 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 23:40:46,631 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 23:40:46,634 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 23:40:46,636 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 23:40:46,639 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 23:40:46,640 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 23:40:46,645 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 23:40:46,645 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 23:40:46,647 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 23:40:46,648 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 23:40:46,651 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 23:40:46,651 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 23:40:46,653 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 23:40:46,655 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 23:40:46,659 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 23:40:46,660 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 23:40:46,665 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 23:40:46,666 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 23:40:46,667 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 23:40:46,669 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 23:40:46,677 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 23:40:46,678 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 23:40:46,678 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 23:40:46,679 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 23:40:46,680 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 23:40:46,680 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 23:40:46,681 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 23:40:46,682 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 23:40:46,683 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 23:40:46,684 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 23:40:46,685 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 23:40:46,685 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 23:40:46,686 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 23:40:46,686 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 23:40:46,686 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 23:40:46,687 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 23:40:46,688 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 23:40:46,693 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-07-21 23:40:46,725 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 23:40:46,726 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 23:40:46,726 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 23:40:46,727 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 23:40:46,727 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 23:40:46,728 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 23:40:46,728 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 23:40:46,728 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 23:40:46,729 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 23:40:46,730 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 23:40:46,730 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-21 23:40:46,730 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 23:40:46,730 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 23:40:46,730 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-21 23:40:46,731 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-21 23:40:46,731 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-21 23:40:46,731 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 23:40:46,731 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-21 23:40:46,731 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-21 23:40:46,732 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-21 23:40:46,732 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 23:40:46,732 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 23:40:46,732 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 23:40:46,732 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 23:40:46,733 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 23:40:46,733 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 23:40:46,733 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 23:40:46,733 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-21 23:40:46,733 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-21 23:40:46,733 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-21 23:40:46,734 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c9842033dff9299e1f2c3536eca5d9c3861e24e2a5442ff6775872586d4a96a [2022-07-21 23:40:47,110 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 23:40:47,133 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 23:40:47,135 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 23:40:47,136 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 23:40:47,138 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 23:40:47,139 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2022-07-21 23:40:47,208 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7d73beaf/ea8450915a7845749fd20836e7d2c0f8/FLAGd1b48d6b1 [2022-07-21 23:40:47,988 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 23:40:47,988 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2022-07-21 23:40:48,022 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7d73beaf/ea8450915a7845749fd20836e7d2c0f8/FLAGd1b48d6b1 [2022-07-21 23:40:48,072 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7d73beaf/ea8450915a7845749fd20836e7d2c0f8 [2022-07-21 23:40:48,075 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 23:40:48,076 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 23:40:48,079 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 23:40:48,079 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 23:40:48,082 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 23:40:48,083 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 11:40:48" (1/1) ... [2022-07-21 23:40:48,083 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6980d50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:40:48, skipping insertion in model container [2022-07-21 23:40:48,084 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 11:40:48" (1/1) ... [2022-07-21 23:40:48,090 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 23:40:48,187 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 23:40:49,565 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i[113333,113346] [2022-07-21 23:40:49,568 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.AssertionError: result.lrVal has to be either HeapLValue or LocalLValue at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.ArrayHandler.handleArraySubscriptExpression(ArrayHandler.java:211) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:713) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:288) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleReturnStatement(FunctionHandler.java:540) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2039) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1470) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-07-21 23:40:49,573 INFO L158 Benchmark]: Toolchain (without parser) took 1495.73ms. Allocated memory was 60.8MB in the beginning and 83.9MB in the end (delta: 23.1MB). Free memory was 32.8MB in the beginning and 56.1MB in the end (delta: -23.3MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2022-07-21 23:40:49,574 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 60.8MB. Free memory was 42.7MB in the beginning and 42.7MB in the end (delta: 48.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 23:40:49,574 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1492.67ms. Allocated memory was 60.8MB in the beginning and 83.9MB in the end (delta: 23.1MB). Free memory was 32.5MB in the beginning and 56.1MB in the end (delta: -23.6MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2022-07-21 23:40:49,576 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 60.8MB. Free memory was 42.7MB in the beginning and 42.7MB in the end (delta: 48.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1492.67ms. Allocated memory was 60.8MB in the beginning and 83.9MB in the end (delta: 23.1MB). Free memory was 32.5MB in the beginning and 56.1MB in the end (delta: -23.6MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: AssertionError: result.lrVal has to be either HeapLValue or LocalLValue de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: AssertionError: result.lrVal has to be either HeapLValue or LocalLValue: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.ArrayHandler.handleArraySubscriptExpression(ArrayHandler.java:211) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: result.lrVal has to be either HeapLValue or LocalLValue